Question

Garis g tegak lurus dengan garis yang persamaannya 2y-3x = 6.
gradien garis g adalah...

Answer 1

M 1= -3/2
m2 = -1 / m1
     = -1 : (- 3/2)
     = 1 x 2/3
     = 2/3

Answer 2

2y = 3x + 6
y = 3/2x + 6/2
m = 3/2
m1 × m2 = -1
3/2 × m2 = -1
m2 = -1 : 3/2
= -1 × 2/3
= -2/3